Front Crankshaft Seal: Service and Repair

Crankshaft Front Oil Seal Replacement

Tools Required
^ J41478 Crankshaft Front Oil Seal Installer

Removal Procedure





1. Remove the crankshaft balancer.
2. Gently pry the crankshaft oil seal (1) from the front cover.

Installation Procedure

Important:
^ Do not lubricate the oil seal sealing surface.
^ Do not reuse the crankshaft oil seal.





1. Lubricate the outer edge of the oil seal (1) with clean engine oil.
2. Lubricate the front cover oil seal bore with clean engine oil.





3. Install the crankshaft front oil seal onto the J41478 guide.
4. Install the J41478 threaded rod (with nut, washer, guide, and oil seal) into the end of the crankshaft.
5. Use the J41478 in order to install the oil seal into the cover bore.
1. Use a wrench and hold the hex on the installer tool.
2. Use a second wrench and rotate the installer nut clockwise until the seal bottoms in the cover bore.
3. Remove the tool.
4. Inspect the oil seal for proper installation. The oil seal should be installed evenly and completely into the front cover bore.
6. Install the crankshaft balancer.